- Méta moteur scientifique - The Life Sciences Search Engine
Simultaneously search multiple life sciences databases at the National Center for Biotechnology Information (NCBI)
http://www.ncbi.nlm.nih.gov/sites/gquery

	Welcome to the Entrez cross-database search page   PubMed: biomedical literature citations and abstracts   PubMed Central: free, full text journal articles   Site Search: NCBI web and FTP sites   Books: online books   OMIM: online Mendelian Inheritance in Man   OMIA: online Mendelian Inheritance in Animals   CoreNucleotide: Core subset of nucleotide sequence records   EST: Expressed Sequence Tag records   GSS: Genome Survey Sequence records   Protein: sequence database   Genome: whole genome sequences   Structure: three-dimensional macromolecular structures   Taxonomy: organisms in GenBank   SNP: single nucleotide polymorphism   Gene: gene-centered information   HomoloGene: eukaryotic homology groups   GENSAT: gene expression atlas of mouse central nervous system   Probe: sequence-specific reagents   Genome Project: genome project information   dbGaP: genotype and phenotype   UniGene: gene-oriented clusters of transcript sequences   CDD: conserved protein domain database   3D Domains: domains from Entrez Structure   UniSTS: markers and mapping data   PopSet: population study data sets   GEO Profiles: expression and molecular abundance profiles   GEO DataSets: experimental sets of GEO data   Cancer Chromosomes: cytogenetic databases   PubChem BioAssay: bioactivity screens of chemical substances   PubChem Compound: unique small molecule chemical structures   PubChem Substance: deposited chemical substance records   Protein Clusters: a collection of related protein sequences     Journals: detailed information about the journals indexed in PubMed and other Entrez databases   NLM Catalog: catalog of books, journals, and audiovisuals in the NLM collections   MeSH: detailed information about NLM's controlled vocabulary